Ontologia

Commune · VNM

Tân Bắc

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

2

Observations

2

Area

62,5km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

2 distinct species · 2 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 obs · 2 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

22,0°C

Annual rain

3 097mm

Warmest m°

29,4°C

Coldest m°

10,9°C

Elevation: 423 m on average (min 78 m, max 1 245 m)

Bioclimatic detailsExpert
Annual mean temp.
22,0°C
Annual rain
3 097mm
Warmest month
29,4°C
Coldest month
10,9°C
Mean alt.
423m
Min
78m
Max
1 245m
Std. dev.
351m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,4

Org. C

28,7g/kg

Clay

32,7%

Sand

30,3%

Silt

37,0%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiMaggregated to Quang Bình

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
43,0g/kg
Clay
31,2%
Sand
31,5%
Silt
37,2%
5–15 cm
pH H₂O
5,4
Org. C
25,8g/kg
Clay
31,5%
Sand
31,1%
Silt
37,4%
15–30 cm
pH H₂O
5,5
Org. C
17,4g/kg
Clay
35,4%
Sand
28,4%
Silt
36,2%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest65.3%
Crops5.8%
Built-up0.1%
Bare soil0.9%
Other (grassland, water…)27.9%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max stream order

5

Max drainage

1 410km²

Discharge in basins

2,7m³/s

Mean precip.

1 779mm/an

Mean T°

21,6°C

Moisture idx

0,27

Mean runoff

1 322mm/an

Mean elev. (basins)

489m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Built-up

9,1%

Pesticides

8,6kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)